Ngwá ọrụ ịkpụ maka isi gbọmgbọm nwere ike ịbụ mgbọ Teeth ma ọ bụ Roller bit dabere na ike nke nkume siri ike.Ọ na-eji otu ụkpụrụ mkpọpu nke isi gbọmgbọm.Tupu ebuli isi okwute (wepụ), usoro nke ịkụ ihe bụ otu ihe ahụ.Mgbe emechara mkpọpu ahụ, a ga-ewepụ isi okwute ọnụ site na ngwá ọrụ a.
Ọdịdị nke isi gbọmgbọm
1) Site na ọrụ mgbochi ihe mberede abụọ, a na-eji ihe mgbochi na-agbagọ agbagọ na eriri mgbochi mberede.Ozugbo aro rotary agbajie, isi gbọmgbọm agaghị ada n'ime oghere ahụ
2) Tọọ ngwaọrụ dị elu, mgbe ị na-egwupụta nkume siri ike, ọ gaghị eme ka isi ahụ yie ma bibie usoro dị elu n'ihi mgbapu ogologo oge (isi okwute ogologo)
3) Ngwa mkpakọ mmiri, ngwaọrụ a na-eme ka o doo anya na a na-agbatị flaps bọket abụọ ahụ ruo n'ókè kachasị mgbe a na-agbanye isi gbọmgbọm n'ime oghere ma ọ bụ n'oge a na-egwupụta ihe, ọ gaghịkwa ama jijiji n'ihi jitter nke mkpanaka ahụ, nke mere na ọ nwere ike. gbochie isi okwute ka ọ ghara ịpịa ya n'etiti flap ịwụ na mgbidi gbọmgbọm, ma mee ka ọ gbajiri bọket ahụ.
4) Enwere ike iji gbọmgbọm Core a ọ bụghị naanị na nkume siri ike kamakwa n'ụdị nchara nke nwere dayameta gravel karịrị 250mm.
Usoro arụ ọrụ Core Barrel
1) Tupu ịgba ọsọ isi gbọmgbọm, a ga-enyocha mgbanwe nke usoro ahụ na orifice.
2) Mpekere bọket ga-abanyerịrị n'oghere ahụ mgbe agbatịchara nke ọma.
3) The mbụ mkpọpu ala enweghị ike pressurized, na mgbe ahụ nke nta nke nta pressurized mgbe backdrilling kwụsiri ike.N'oge a, isi gbọmgbọm ekwesịghị iyi ka ọ na-amali (na-agbago na ala).
4) Ọ bụrụ na countersinking ma ọ bụ rapaara mkpọpu etịbe n'oge mkpọpu ala, kwụsị pressurizing na-adịghị eji agbara mkpọpu ala.
5) N'oge a na-egwupụta ihe, a chọpụtara na nkwụsị nke igbu egbu na-abawanye na mberede.N'oge a, enwere ike ikpebi nke mbụ na agbajila isi ya, enwere ike ịtụgharị ya ugboro 2 ruo 3, enwere ike ibuli nnukwu gbọmgbọm ahụ.
6) N'oge usoro ịgbapu mmiri, a na-ahụ nkwụsị nrụgide mberede, ya bụ, ọ dịghị ihe mgbochi mgbe ọ na-atụgharị.Ịkwesịrị ịkwụsị ngwa ngwa ma lelee ka ị ghara imebi ogwe na-atụgharị.
Oge nzipu: Nov-09-2022
